JP5043096B2 - チャネル変更方法及びデジタル・ビデオ装置 - Google Patents
チャネル変更方法及びデジタル・ビデオ装置 Download PDFInfo
- Publication number
- JP5043096B2 JP5043096B2 JP2009506477A JP2009506477A JP5043096B2 JP 5043096 B2 JP5043096 B2 JP 5043096B2 JP 2009506477 A JP2009506477 A JP 2009506477A JP 2009506477 A JP2009506477 A JP 2009506477A JP 5043096 B2 JP5043096 B2 JP 5043096B2
- Authority
- JP
- Japan
- Prior art keywords
- video stream
- processed
- stream
- video
- generating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 25
- 230000008859 change Effects 0.000 claims description 88
- 238000012545 processing Methods 0.000 claims description 42
- 230000003111 delayed effect Effects 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 12
- 238000009877 rendering Methods 0.000 claims description 11
- 230000004044 response Effects 0.000 claims description 8
- 238000012937 correction Methods 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims 4
- 239000000872 buffer Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 9
- 238000009825 accumulation Methods 0.000 description 7
- 230000001934 delay Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000007123 defense Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005111 flow chemistry technique Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
- H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/64—Addressing
- H04N21/6405—Multicasting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Circuits (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US79289906P | 2006-04-18 | 2006-04-18 | |
US60/792,899 | 2006-04-18 | ||
PCT/US2006/048215 WO2007120245A1 (en) | 2006-04-18 | 2006-12-18 | Method for reducing channel change times in a digital video apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009534920A JP2009534920A (ja) | 2009-09-24 |
JP2009534920A5 JP2009534920A5 (ko) | 2010-01-28 |
JP5043096B2 true JP5043096B2 (ja) | 2012-10-10 |
Family
ID=38055159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009506477A Expired - Fee Related JP5043096B2 (ja) | 2006-04-18 | 2006-12-18 | チャネル変更方法及びデジタル・ビデオ装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8406288B2 (ko) |
EP (1) | EP2011332B1 (ko) |
JP (1) | JP5043096B2 (ko) |
KR (1) | KR101330907B1 (ko) |
CN (1) | CN101422037B (ko) |
BR (1) | BRPI0621545A2 (ko) |
WO (1) | WO2007120245A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4681947B2 (ja) * | 2005-05-27 | 2011-05-11 | キヤノン株式会社 | デジタルテレビ放送受信装置、デジタルテレビ放送受信装置の制御方法、及びその制御プログラム |
WO2008151987A1 (en) * | 2007-06-13 | 2008-12-18 | Thomson Licensing | System and method for reducing the zapping time |
US8813141B2 (en) * | 2007-08-08 | 2014-08-19 | At&T Intellectual Properties I, L.P. | System and method of providing video content |
EP2081399B1 (en) * | 2008-01-15 | 2011-10-19 | Nokia Siemens Networks Oy | Method and device for data processing in an optical network and communication system |
FR2934740B1 (fr) * | 2008-08-01 | 2011-02-11 | Sagem Comm | Procede d'optimisation d'un temps de zapping sur un decodeur de television numerique. |
CN101753973B (zh) | 2008-12-12 | 2013-01-02 | 华为技术有限公司 | 一种频道切换方法、装置和系统 |
KR101023755B1 (ko) * | 2009-06-16 | 2011-03-21 | 포항공과대학교 산학협력단 | Iptv 서비스 제공을 위한 채널 제어 방법 및 장치 |
US9271034B2 (en) * | 2009-12-17 | 2016-02-23 | Google Technology Holdings LLC | Adding content during data stream acquisition |
JP5269063B2 (ja) * | 2010-12-27 | 2013-08-21 | 株式会社東芝 | ビデオサーバ及びシームレス再生方法 |
EP2485472A1 (en) * | 2011-02-04 | 2012-08-08 | Thomson Licensing | Fast channel change companion stream solution with bandwidth optimization |
CN102769737A (zh) * | 2012-07-19 | 2012-11-07 | 广东威创视讯科技股份有限公司 | 一种视频画面切换方法和系统 |
MX345797B (es) | 2012-12-17 | 2017-02-16 | Thomson Licensing | Canales digitales robustos. |
MX355266B (es) | 2012-12-17 | 2018-04-12 | Thomson Licensing | Canales digitales robustos. |
US9900629B2 (en) | 2013-03-13 | 2018-02-20 | Apple Inc. | Codec techniques for fast switching with intermediate sequence |
US9973562B2 (en) * | 2015-04-17 | 2018-05-15 | Microsoft Technology Licensing, Llc | Split processing of encoded video in streaming segments |
EP3249652B1 (en) * | 2016-05-25 | 2020-07-15 | Axis AB | Method and apparatus for playing back recorded video |
US10659190B1 (en) * | 2019-02-25 | 2020-05-19 | At&T Intellectual Property I, L.P. | Optimizing delay-sensitive network-based communications with latency guidance |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5710798A (en) * | 1992-03-12 | 1998-01-20 | Ntp Incorporated | System for wireless transmission and receiving of information and method of operation thereof |
KR100309099B1 (ko) * | 1997-06-21 | 2001-12-15 | 윤종용 | 채널 선국방법 및 장치 |
EP1139665A1 (en) | 2000-03-29 | 2001-10-04 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for changing the output delay of audio or video data encoding |
JP3631123B2 (ja) * | 2000-10-03 | 2005-03-23 | 三洋電機株式会社 | デジタル放送受信装置 |
US7093277B2 (en) * | 2001-05-30 | 2006-08-15 | Digeo, Inc. | System and method for improved multi-stream multimedia transmission and processing |
US6927806B2 (en) * | 2002-02-21 | 2005-08-09 | Scientific-Atlanta, Inc. | Systems, methods and apparatuses for minimizing subscriber-perceived digital video channel tuning delay |
US20030196211A1 (en) * | 2002-04-10 | 2003-10-16 | Peter Chan | Systems, methods and apparatuses for simulated rapid tuning of digital video channels |
US20040001500A1 (en) * | 2002-07-01 | 2004-01-01 | Castillo Michael J. | Predictive tuning to avoid tuning delay |
GB0300361D0 (en) | 2003-01-07 | 2003-02-05 | Koninkl Philips Electronics Nv | Audio-visual content transmission |
US8059711B2 (en) | 2003-01-28 | 2011-11-15 | Thomson Licensing | Robust mode staggercasting |
US7430222B2 (en) * | 2004-02-27 | 2008-09-30 | Microsoft Corporation | Media stream splicer |
KR101132351B1 (ko) * | 2004-05-03 | 2012-04-05 | 톰슨 리서치 펀딩 코포레이션 | Dsl 시스템에 대해 고속으로 채널 변경할 수 있게 하는 방법 및 장치 |
US20080018803A1 (en) | 2004-07-07 | 2008-01-24 | Tourapis Alexandros M | Fast Channel Change in Digital Video Broadcast Systems over Dsl Using Redundant Video Streams |
US20060075428A1 (en) * | 2004-10-04 | 2006-04-06 | Wave7 Optics, Inc. | Minimizing channel change time for IP video |
CN101061718B (zh) * | 2004-11-22 | 2010-10-13 | 汤姆森研究基金有限公司 | 用于数字订户线路系统中的频道改变的方法和设备 |
US20060230176A1 (en) * | 2005-04-12 | 2006-10-12 | Dacosta Behram M | Methods and apparatus for decreasing streaming latencies for IPTV |
EP2047683A2 (en) * | 2006-07-28 | 2009-04-15 | Thomson Research Funding Corporation | Method and apparatus for fast channel change for digital video |
-
2006
- 2006-12-18 CN CN200680054260.0A patent/CN101422037B/zh not_active Expired - Fee Related
- 2006-12-18 KR KR1020087025429A patent/KR101330907B1/ko not_active IP Right Cessation
- 2006-12-18 WO PCT/US2006/048215 patent/WO2007120245A1/en active Application Filing
- 2006-12-18 EP EP06845711A patent/EP2011332B1/en active Active
- 2006-12-18 BR BRPI0621545-9A patent/BRPI0621545A2/pt not_active IP Right Cessation
- 2006-12-18 US US12/226,299 patent/US8406288B2/en active Active
- 2006-12-18 JP JP2009506477A patent/JP5043096B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US8406288B2 (en) | 2013-03-26 |
US20090066852A1 (en) | 2009-03-12 |
EP2011332B1 (en) | 2012-05-30 |
WO2007120245A1 (en) | 2007-10-25 |
WO2007120245A8 (en) | 2008-11-27 |
EP2011332A1 (en) | 2009-01-07 |
CN101422037B (zh) | 2014-04-09 |
KR101330907B1 (ko) | 2013-11-18 |
JP2009534920A (ja) | 2009-09-24 |
CN101422037A (zh) | 2009-04-29 |
KR20080108552A (ko) | 2008-12-15 |
BRPI0621545A2 (pt) | 2012-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5043096B2 (ja) | チャネル変更方法及びデジタル・ビデオ装置 | |
JP4999018B2 (ja) | チャンネル変更時間を低減し且つチャンネル変更期間に於いてオーディオ/ビデオ・コンテンツを同期させる方法 | |
US7430222B2 (en) | Media stream splicer | |
US8750385B2 (en) | Video data loss recovery using low bit rate stream in an IPTV system | |
KR100975311B1 (ko) | 요청시 i-화상 삽입 | |
US20080196061A1 (en) | Method and Apparatus for Channel Change in Dsl System | |
CA2792106C (en) | Method and system for inhibiting audio-video synchronization delay | |
KR100689489B1 (ko) | 연속적인 비디오 디스플레이를 위한 트랜스코딩 방법 | |
US9832515B2 (en) | DTS/PTS backward extrapolation for stream transition events | |
JP2010529797A (ja) | ザッピング時間を減らすためのシステム及び方法 | |
US20070196077A1 (en) | Apparatus and method for synchronizing reproduction time of time-shifted content with reproduction time of real-time content | |
US20060161676A1 (en) | Apparatus for IP streaming capable of smoothing multimedia stream | |
JP2005322995A (ja) | リアルタイム映像転送におけるバッファ制御方法、送信端末、受信端末、映像配信システム、およびプログラム | |
US20050265369A1 (en) | Network receiving apparatus and network transmitting apparatus | |
KR20070091123A (ko) | 디지털 네트워크에 있어서 네트워크로 관리되는 채널 변경 | |
KR100994053B1 (ko) | Iptv 방송 서비스 시스템, iptv 방송 서비스 시스템에 있어서의 채널 전환 방법, iptv 셋톱박스 | |
WO2010055096A1 (en) | Method for retransmission of a multimedia stream, from a video transmitter, via an intermediary server | |
KR20080027622A (ko) | 쌍방향 통신 티브이의 주문형 비디오 서비스 장치 및 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20091207 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20091207 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20111101 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20120126 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20120202 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120420 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120612 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120711 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20150720 Year of fee payment: 3 |
|
LAPS | Cancellation because of no payment of annual fees |